The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...

"A bit like dinosaurs on Earth — they were enormous and primitive. And they had short lives, living for just a quarter of a ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

Physicists reveal that thousands of primordial black holes may drift through your home every year, undetected. Learn how these tiny, ancient black holes could be linked to dark matter and what that ...

A powerful roar rocked the forest before the silhouette of a lioness appeared at an Indian reserve, a potent image of how ...

Scientists discover the largest-known rotating cosmic filament, a 50M light-year structure of galaxies, gas and dark matter spinning in space.